[  523.632594] bond0: (slave eth0): making interface the new active one
[  523.632676] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.822256] bond0: (slave eth0): Releasing backup interface
[  527.899245] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.051814] bond0: (slave eth0): Releasing backup interface
[  532.085284] bond0 (unregistering): Released all slaves